description Pecan Weevil Overview
The pecan weevil, Curculio caryae, is a North American weevil in the family Curculionidae and an obligate nut feeder associated with pecans and hickories. Adults emerge from soil and enter tree canopies, where females puncture developing nuts and lay eggs. Larvae feed inside the shell and kernel, causing damaged nuts to drop and reducing the edible crop. The species occurs east of the Rocky Mountains, especially in the southern United States, and is a major pecan pest.
help Pecan Weevil FAQ
What is the scientific name of the pecan weevil?
The pecan weevil's scientific name is Curculio caryae. It is a North American weevil associated with pecan and hickory trees.
What do pecan weevil adults do?
Adults emerge from the soil and move into tree canopies. Females puncture developing nuts and lay eggs inside them.
Where do pecan weevil larvae feed?
The larvae feed inside developing pecans and related nuts. This life cycle makes the species a direct pest of pecan and hickory crops.
What plants are associated with the pecan weevil?
The pecan weevil is an obligate nut feeder associated with pecans and hickories. Its adult and larval stages use these trees and their developing nuts.
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